Risk of preterm birth after treatment for cervical intraepithelial neoplasia among women attending colposcopy in England: retrospective-prospective cohort study
Objective To explore the association between preterm delivery and treatment at colposcopy. Design Retrospective-prospective cohort study using record linkage. Setting 12 National Health Service hospitals in England. Participants Women who had a cervical histology sample taken between 1987 and 2009....
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Veröffentlicht in: | BMJ (Online) 2012-08, Vol.345 (7874), p.15-15 |
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Hauptverfasser: | , , , , , , , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Objective To explore the association between preterm delivery and treatment at colposcopy. Design Retrospective-prospective cohort study using record linkage. Setting 12 National Health Service hospitals in England. Participants Women who had a cervical histology sample taken between 1987 and 2009. These women were linked by hospital episode statistics to hospital obstetric records between 1998 and 2009 for the whole of England to identify singleton live births between 20-43 gestational weeks before or after cervical histology. Main outcome measures Proportion of preterm births ( |
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ISSN: | 0959-8138 1756-1833 1756-1833 |
DOI: | 10.1136/bmj.e5174 |